Blood Vessel

44 Questions | Total Attempts: 459

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Blood Vessels Quizzes & Trivia

Test bank Blood Vessel


Questions and Answers
  • 1. 
    Which of the following is the blood vessel that distributes blood to organs?
    • A. 

      Arteries

    • B. 

      Capillaries

    • C. 

      Venules

    • D. 

      Arterioles

    • E. 

      Veins

  • 2. 
    This is a blood vessel that conveys blood from the tissues back to the heart.
    • A. 

      Artery

    • B. 

      Arteriole

    • C. 

      Aorta

    • D. 

      Vein

    • E. 

      Capillary

  • 3. 
    Which artery wall is responsible for vasoconstriction?
    • A. 

      Tunica interna

    • B. 

      Tunica media

    • C. 

      Tunica externa

    • D. 

      Tunica albuginea

    • E. 

      Tunica fascia

  • 4. 
    This layer of the artery is composed mainly of elastic and collagen fibers.
    • A. 

      Tunica interna

    • B. 

      Tunica media

    • C. 

      Tunica externa

    • D. 

      Tunica albuginea

    • E. 

      Tunica fascia

  • 5. 
    When an artery or arteriole is damaged, its smooth muscle contracts producing
    • A. 

      A tear in the artery

    • B. 

      A branch off the artery called an arteriole

    • C. 

      A vascular spasm

    • D. 

      Tetanus

    • E. 

      Constriction of the outer four layers

  • 6. 
    Elastic arteries function as a
    • A. 

      Vasodilator

    • B. 

      Conduit to the tissues of the trunk only

    • C. 

      Barrier to microcirculation

    • D. 

      Pressure reservoir

    • E. 

      Vasoconstrictors only

  • 7. 
    These vessels make up the largest blood reservoir.
    • A. 

      Arteries and arterioles

    • B. 

      Arterioles and capillaries

    • C. 

      Venules and capillaries

    • D. 

      Veins and venules

    • E. 

      Aorta and veins

  • 8. 
    This vessel plays a key role in regulating blood flow into capillaries.
    • A. 

      Arteries

    • B. 

      Arterioles

    • C. 

      Venules

    • D. 

      Veins

    • E. 

      Aorta

  • 9. 
    Which of the below is NOT found in arteries but is found in veins?
    • A. 

      Tunica externa

    • B. 

      Tunica media

    • C. 

      Tunica interna

    • D. 

      Valves

  • 10. 
    Capillaries are also known as
    • A. 

      Exchange vessels

    • B. 

      Vasoconstrictors

    • C. 

      Vasodilators

    • D. 

      Pressure reservoirs

    • E. 

      Distributing vessels

  • 11. 
    Which of the below is the most important capillary exchange method?
    • A. 

      Diffusion

    • B. 

      Transcytosis

    • C. 

      Bulk flow

    • D. 

      Active transport

    • E. 

      Primary transport

  • 12. 
    These control the flow of blood through a capillary bed.
    • A. 

      Thoroughfare channel

    • B. 

      Precapillary sphincter

    • C. 

      Postcapillary sphincter

    • D. 

      Venules

    • E. 

      Veins

  • 13. 
    Continuous capillaries can be found in the following tissues.
    • A. 

      Skeletal muscle

    • B. 

      Smooth muscle

    • C. 

      Connective tissue

    • D. 

      Lungs

    • E. 

      All of the above

  • 14. 
    The alternate route of blood flow to a body part through an anastomosis is called
    • A. 

      Anastome

    • B. 

      Blood reservoir

    • C. 

      Detour blood

    • D. 

      Collateral circulation

    • E. 

      Microcirculation

  • 15. 
    The largest factor that promotes reabsorption of fluids, into blood, from the interstitial fluids is
    • A. 

      Tissue hydrostatic pressure

    • B. 

      Tissue osmotic pressure

    • C. 

      Blood osmotic pressure

    • D. 

      Blood hydrostatic pressure

    • E. 

      Colloid pressure

  • 16. 
    The pressure driven movement of fluids and solutes from blood into interstitial fluid is called
    • A. 

      Reabsorption

    • B. 

      Filtration

    • C. 

      Bulk flow

    • D. 

      Hydrostatic pressure

    • E. 

      Colloid pressure

  • 17. 
    This is the volume of blood that flows through any tissue in a given time period.
    • A. 

      Microcirculation

    • B. 

      Circulation

    • C. 

      Blood flow

    • D. 

      Blood pressure

    • E. 

      Resistance

  • 18. 
    Blood flow depends on which of following criteria.
    • A. 

      Blood pressure

    • B. 

      Systemic vascular resistance

    • C. 

      Blood type

    • D. 

      Blood pressure and systemic vascular pressure

    • E. 

      Blood pressure and heart rate

  • 19. 
    Which of the below would NOT increase blood pressure.
    • A. 

      Increased blood volume

    • B. 

      Increased sympathetic stimulation

    • C. 

      Increased heart rate

    • D. 

      Increased stroke volume

    • E. 

      Decreased cardiac output

  • 20. 
    Which of the below factors do NOT increase systemic vascular resistance?
    • A. 

      Decreased vessel lumen diameter

    • B. 

      Increased blood viscosity

    • C. 

      Decreased vessel length

    • D. 

      Increased vasodilation

    • E. 

      Increased blood cell count

  • 21. 
    This depends mostly on the ratio of RBC to plasma volume.
    • A. 

      Total blood volume

    • B. 

      Blood viscosity

    • C. 

      Systemic resistance

    • D. 

      Blood vessel length

    • E. 

      Size of vessel lumen

  • 22. 
    Circulation time
    • A. 

      Varies with diet

    • B. 

      Is set by the hypothalamus

    • C. 

      In a resting person is normally 1 minute

    • D. 

      Depends on hormones from the liver

    • E. 

      Will stop a heart if it is lower than 20 seconds

  • 23. 
    The cardiovascular center is located
    • A. 

      In the thorax

    • B. 

      In the cerebral cortex

    • C. 

      In the cerebellum

    • D. 

      In the medulla oblongata

    • E. 

      In the hypothalamus

  • 24. 
    Which of the below factors is most important in forcing blood flow through veins?
    • A. 

      Heart rate

    • B. 

      Stroke volume

    • C. 

      Muscular activity

    • D. 

      Blood velocity

    • E. 

      Valve opening

  • 25. 
    Which of the below would be the response of the body as a result of decreased frequency of action potentials arising from the baroreceptors?
    • A. 

      Increased blood pressure

    • B. 

      Increased parasympathetic stimulation

    • C. 

      Decreased heart rate

    • D. 

      Decreased stroke volume

    • E. 

      Decreased cardiac output

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